Some Strains Are Not Better Than Others

Topic

Identifying Bacterial Species and Strains

Student Exploration

Name That Bug

In biology, a species is considered a group of individuals who can interbreed and produce viable offspring. This is a very practical and useful definition, but how do you apply that to organisms that don't have sex? That don't mate with other individuals? Well, you can't, and that is why scientists have come up with techniques to identify species in organisms like bacteria which don't have sexes.